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Placeholder Client Guide

Open the current placeholder build and track the gap to the full 4J port.

Generated build: 20260311T021316Z

Open sign-in page · Open current placeholder client · Check device profile · Open full page map

More Pages

Use these if you need install help, answers, launch checks, or project details.

Placeholder Client Guide Details

Use this page after you sign in. It explains the current placeholder runtime and the gap to the full 4J legacy-console port.

Before Launch

Check sign-in

If you are not signed in yet, go back to Start Here first.

Back to Start Here

Launch

Open the placeholder build

Tap or click the current placeholder client link, then let the page take pointer or touch control. This is not yet the final 4J legacy-console runtime.

Open Current Placeholder Client

If needed

Troubleshoot once

If controls do not bind, reload once, click the game again, and check the device profile.

Controls at a glance

  • Desktop: W/A/S/D, Space, and mouse look.
  • Phone: touch controls are chosen automatically.
  • World-lock hotkeys: 7 iron, 8 gold, 9 diamond, 0 emerald.

Check Device Profile

Need more help?